Seiko Cal. 4578 - 491

The Seiko 4578-491 represents an important milestone in Seiko's 1985 lineup. Powered by the 4578 caliber with 22j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-be10c8fc13b0]

Also known as: Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1985

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